{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RF2410-1AC45","brand":"Siemens","brandSlug":"siemens","productSlug":"3RF2410-1AC45","canonicalUrl":"https://aoctrl.com/siemens/3RF2410-1AC45","factsUrl":"https://aoctrl.com/api/mcp/products/3RF2410-1AC45","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS 3RF2410-1AC45, three-phase controlled solid-state contactor, 10.5 A AC-51, 48-600 VAC, zero-point switching, screw terminals, 45 mm width.","salesMarkdown":"The Siemens 3RF2410-1AC45 is a SIRIUS solid-state contactor — a three-phase controlled, zero-point switching device rated for 10.5 A in AC-51 duty (resistive loads like heaters). The zero-point switching means it turns on at the voltage zero crossing, which limits inrush and reduces electrical noise on the line; useful when you're feeding a heater bank or a transformer and don't want the thyristor switching transient coupling into adjacent control wiring. It handles a supply range of 48 to 600 VAC at 50/60 Hz, with an insulation voltage rated at 600 V. The control side draws 30 mA at 30 VDC, with a minimum operational current of 500 mA — so don't plan on switching a dry-contact signal through it; this part wants a real load. Width is 45 mm, depth 96.5 mm, height 95 mm — fits a standard 45 mm slot in a control panel. Side-by-side mounting is allowed, but check the derating curve above 40 °C; the part is rated for full current up to that ambient. Terminals are screw-type for both main and control circuits. Main contacts accept 1x (0.5 to 2.5 mm²) solid or 2x (0.5 to 1.0 mm²) stranded; power wiring up to 6 mm² is possible. AWG equivalents for main contacts are 2x (14 to 10). Strip carefully — the terminal design doesn't forgive stray strands. The AC-51 rating of 10.5 A is the resistive load rating — that's the current it can switch for heater elements, incandescent lamps, or resistive furnaces. For motor loads (AC-53 or AC-55a), you'd need to derate significantly; this part is not intended for direct motor switching without additional coordination. The UL 508 rating is 7 A, which is the conservative figure for North American panel builds — use that for UL-listed equipment. The I²t value of 450 A²·s tells you the let-through energy under fault conditions — useful for sizing upstream fuses. Siemens recommends 3NA3801 fuses (or equivalent) at voltages up to 460 V, with a note that these fuses have a smaller rated current than the semiconductor relay itself. That's intentional: the fuse protects the thyristor, not the load. No IP rating is listed, so it's intended for enclosure mounting only, not washdown areas.","metaTitle":"Siemens 3RF2410-1AC45 SIRIUS Solid-State Contactor, 10.5 A A","metaDescription":"Siemens 3RF2410-1AC45 SIRIUS solid-state contactor, 10.5 A AC-51, 48-600 VAC, zero-point switching. Current lifecycle stage. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Solid State Relays"],"specifications":{"Depth":"96.5 mm","Solid":"1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)","Width":"45 mm","at DC":"22 mA","title":"3RF2410-1AC45","Height":"95 mm","at 50 Hz":"40 ... 660 V","at 60 Hz":"40 ... 660 V","description":"Solid-state contactor 3-phase 3RF2 AC 51 / 10 A / 40 °C 48-600 V / 4-30 V DC 3-phase controlled screw terminal Blocking voltage 1200 V","up to 460 V":"3NA3801; These fuses have a smaller rated current than the semiconductor relays","ON-delay time":"1 ms; additionally max. one half-wave","During Storage":"-55 ... +80 °C","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","Fastening Method":"screw fixing and snap-on mounting on standard mounting rail 35 mm according to IEC 60715","Product Function":"zero-point switching","For Main Contacts":"7 mm","I2t value maximum":"450 A²·s","Solid Or Stranded":"1.5 ... 6 mm²","at DC rated value":"30 V","Product Brand Name":"SIRIUS","Degree Of Pollution":"3","Product Designation":"solid-state contactor","Derating Temperature":"40 °C","at 50 Hz rated value":"48 ... 600 V","at 60 Hz rated value":"48 ... 600 V","at AC-51 rated value":"10.5 A","Design Of The Product":"three-phase controlled","Side-By-Side Mounting":"Yes","For Main Current Circuit":"screw-type terminals","Operational Current Minimum":"500 mA","at AC in hot operating state":"31 W","Substance Prohibitance (Date)":"07/01/2006","Insulation Voltage Rated Value":"600 V","Operating Frequency Rated Value":"50 ... 60 Hz","according to UL 508 rated value":"7 A","at AWG cables for main contacts":"2x (14 ... 10)","Reverse Current Of The Thyristor":"10 mA","For Auxiliary And Control Circuit":"screw-type terminals","control current at DC rated value":"30 mA","For Auxiliary And Control Contacts":"7 mm","Without Load Current Share Typical":"0.9 W","at AC-51 according to IEC 60947-4-3":"7 A","Surge Current Resistance Rated Value":"300 A","Symmetrical Line Frequency Tolerance":"5 Hz","Of The Auxiliary And Control Contacts":"M3","at AC in hot operating state per pole":"10.33 W","reference code according to EN 61346-2":"Q","due to burst according to IEC 61000-4-4":"2 kV / 5 kHz behavior criterion 2","number of NC contacts for main contacts":"0","number of NO contacts for main contacts":"3","reference code according to IEC 81346-2":"Q","2 Of The Accessories That Can Be Ordered":"converter","Finely Stranded With Core End Processing":"1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)","Number Of Poles For Main Current Circuit":"3","Finely Stranded Without Core End Processing":"1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)","For Main Contacts With Screw-Type Terminals":"18 ... 22 lbf·in","at DC initial value for signal <1> detection":"4 V","number of CO contacts for auxiliary contacts":"0","number of NC contacts for auxiliary contacts":"0","number of NO contacts for auxiliary contacts":"0","shock resistance according to IEC 60068-2-27":"15g / 11 ms","Type Of Voltage Of The Control Supply Voltage":"DC","vibration resistance according to IEC 60068-2-6":"2g","at AWG cables for auxiliary and control contacts":"1x (AWG 20 ... 12)","at DC full-scale value for signal<0> recognition":"1 V","electrostatic discharge according to IEC 61000-4-2":"4 kV contact discharging / 8 kV air discharging, behavior criterion 2","Surge Voltage Resistance Of Main Circuit Rated Value":"6 kV","Installation Altitude At Height Above Sea Level Maximum":"1 000 m","conducted HF interference emissions according to CISPR11":"Class A for industrial environment","Relative Symmetrical Tolerance Of The Operating Frequency":"10 %","field-bound HF interference emission according to CISPR11":"Class A for industrial environment","Design Of The Thread Of The Screw For Securing The Equipment":"M4","For Auxiliary And Control Contacts With Screw-Type Terminals":"7.5 ... 5.3 lbf·in","Blocking Voltage At The Thyristor For Main Contacts Maximum Permissible":"1 200 V","of back-up R fuse link for semiconductor protection at NH design usable":"3NE8015-1","AWG number as coded connectable conductor cross section for main contacts":"14 ... 10","of full range R fuse link for semiconductor protection at NH design usable":"3NE1813-0","Rate Of Voltage Rise At The Thyristor For Main Contacts Maximum Permissible":"500 V/µs","of full range R fuse link for semiconductor protection at cylindrical design usable":"5SE1310; Maximum operating voltage 400 V!","of back-up R fuse link for semiconductor protection at cylindrical design 10 x 38 mm usable":"3NC1016","of back-up R fuse link for semiconductor protection at cylindrical design 14 x 51 mm usable":"3NC1420","of back-up R fuse link for semiconductor protection at cylindrical design 22 x 58 mm usable":"3NC2220"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$492.39","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/f1fe5af5edb9b733714091b5a9032787.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=479365&mlfb=3RF2410-1AC45"},"ai":{"faq":[{"question":"What is the closest functional alternative to the 3RF2410-1AC45?","answer":"The 3RT1015-1BB42 is an electromechanical contactor from the same SIRIUS family, but it is not a functional equivalent. The 3RF2410-1AC45 is a solid-state contactor with zero-point switching, rated 10.5 A AC-51, while the 3RT1015-1BB42 is a conventional contactor with a different coil voltage and mechanical switching. They are not drop-in replacements."},{"question":"What are the key dimensions for panel layout?","answer":"Width is 45 mm, depth is 96.5 mm, height is 95 mm. It mounts on a 35 mm DIN rail per IEC 60715 or via screw fixing."},{"question":"What wire sizes does the 3RF2410-1AC45 accept?","answer":"Main circuit terminals accept 1x (0.5 to 2.5 mm²) solid or 2x (0.5 to 1.0 mm²) stranded, with a maximum of 6 mm². AWG equivalents are 2x (14 to 10). Control circuit terminals are also screw-type."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RF2410-1AC45","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/3RF2410-1AC45 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}